When markets drop too much, too fast, regulators rely on circuit breakers, an emergency lever intended to stop the bleeding.

This was first published in The Telegraph's Refresher newsletter. For more facts and explanation behind the week’s biggest political stories, sign up to the Refresher here – straight to your inbox ...

Chinese shares have risen on the first day of trade since the lifting of a "circuit breaker" mechanism, which had been introduced to prevent sharp falls. The mechanism, which had been in place since ...

We may receive a commission on purchases made from links. Anyone who's lived in a home or apartment has probably heard the terms "fuse box" or "circuit breaker" before. If you ever experienced a power ...

The US stock market had a choppy first hour on Thursday with Dow Jones falling as much as 2,150 points, the S&P 500 and the Nasdaq down between 6.5% to 7%. The US stock market had a choppy first hour ...

During heightened volatility, circuit breakers can be triggered to curtail panic selling and prevent an extreme downward spiral. When markets drop too much, too fast, regulators rely on circuit ...

Chinese shares have risen on the first day of trade since the lifting of a "circuit breaker" mechanism, which had been introduced to prevent sharp falls. The mechanism, which had been in place since ...